Seems to be a repeat of this deal:
https://www.ozbargain.com.au/node/699649
Note: This is the ASUS RT-AX86S. This is not the ASUS RT-AX86U. The differences are in the CPU, RAM, 2.5Gb LAN port and USB ports. The Wi-Fi on the ASUS RT-AX86S and ASUS RT-AX86U is the same.
ASUS RT-AX86S
Dual-Core CPU @ 1.8GHz.
512MB RAM.
2.5Gb WAN/LAN = removed.
1x USB 3.2 Gen 1x1 + 1x USB 2.0.
ASUS RT-AX86U
Quad-Core CPU @ 1.8GHz.
1GB RAM.
2.5Gb WAN/LAN.
2x USB 3.2 Gen 1x1.
UK routers are cheaper but missing Australian 5ghz bands.